Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade dorsates Cavalier-Smith, 2021
                   Clade podiates Cavalier-Smith, 2012
                     Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                           Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                             Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
                               Kingdom Animalia Linnaeus, 1758 - animals
                                 Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
                                   Phylum Cnidaria Hatschek, 1888 [coordinate rank] - cnidarians
                                     Subphylum Medusozoa Petersen, 1979
                                       Class Staurozoa A.C. Marques & A.G. Collins, 2004 [monotypic]
                                         Order Stauromedusaeᵀ Haeckel, 1879 - stalked jellies
                                           Suborder Eleutherocarpida Clark, 1863
                                             Family Lucernariidae Johnston, 1847
                                               Subfamily Lucernariinaeᵀ (Johnston, 1847) Carlgren, 1935
                                                 Genus Haliclystus Clark, 1863
                                                   Haliclystus antarcticus Pfeffer, 1889
                                                   Haliclystus auriculaᵀ (Rathke, 1806)
                                                   Haliclystus borealis Uchida, 1933
                                                   Haliclystus kerguelensis Vanhöffen, 1908
                                                   Haliclystus monstrosus (Naumov, 1961)
                                                   Haliclystus octoradiatus (Lamarck, 1816)
                                                   Haliclystus salpinx Clark, 1863
                                                   "Haliclystus sanjuanensis" Hyman, 1940
                                                   Haliclystus sinensis Ling, 1937
                                                   Haliclystus stejnegeri Kishinouye, 1899
                                                   Haliclystus tenuis Kishinouye, 1910